Sink



FIG. 1 is a right front perspective view of a sink of the claimed design;

FIG. 2 is a top plan view of the design of FIG. 8;

FIG. 3 is a left side elevation view of the design of FIG. 8;

FIG. 4 is a front elevation view of the design of FIG. 8;

FIG. 5 is a right side elevation view of the design of FIG. 8;

FIG. 6 is a rear elevation view of the design of FIG. 8; and,

FIG. 7 is a bottom plan view of the design of FIG. 8.

The dot-dash broken lines in the figures immediately adjacent the solid lines represent a boundary between claimed and unclaimed subject matter and form no part of the claimed design.

The dash-dash broken lines in the figures (including the portions adjacent the dot-dash broken lines, and other aspects) represent environment in which the claimed design may be embodied and form no part of the claimed design.

The labels used herein to describe orientation (e.g., front, rear, left, right) are merely for reference and are not intended to limit the interpretation of the design.

Applicant reserves the right to convert: a portion or portions of any of the broken lines to solid lines such that the features described by those lines then form a part of the claimed design; and/or a portion or portions of any of the solid lines to broken lines such that the features described by those lines no longer form part of the claimed design. 

CLAIM The ornamental design for a sink, as shown and described. 